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A074882 as a simple table

na(n)
11
22
33
44
55
64
77
88
99
107
1111
129
1313
1410
1513
1616
1717
1813
1919
2017
2119
2216
2323
2420
2525
2619
2727
2824
2929
3019
3131
3232
3329
3425
3534
3631
3737
3828
3935
4036
4141
4227
4343
4438
4542
4634
4747
4841
4949
5038
5145
5245
5353
5440
5553
5651
5751
5843
5959
6045
6161
6246
6360
6464
6563
6643
6767
6859
6961
7050
7171
7265
7373

[1,2,3,4,5,4,7,8,9,7,11,9,13,10,13,16,17,13,19,17,
 19,16,23,20,25,19,27,24,29,19,31,32,29,25,34,31,
 37,28,35,36,41,27,43,38,42,34,47,41,49,38,45,45,
 53,40,53,51,51,43,59,45,61,46,60,64,63,43,67,59,
 61,50,71,65,73]